Rotary cutting head for mower



FIG. 1 is a perspective view of a rotary cutting head for mower showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is an end elevational view thereof opposite to that shown in FIG. 1;

FIG. 4 is a side elevational view thereof, the opposite side being substantially a mirror image of the side shown; and

FIG. 5 is a bottom plan view thereof. 

The ornamental design for a rotary cutting head for mower, as shown and described. 